Originally Posted by
JRBarrett
On the ground, the AOA vanes are likely to be in random positions, and can certainly move anywhere from full up to full down if the winds are gusty. As you point out, AOA sensor data is ignored by whatever onboard systems may make use of it until the aircraft is actually airborne.
Still doesn't answer my question. The Lion flight prior to the crash flight clearly had an AoA disagree event when airborne. Does that generate a MAINT event which survives shutdown and then presents an annunciation on the FO side ND during pre-flight to the next crew?